Protective device



FIG. 1 is a front, perspective view of a protective device showing our new design;

FIG. 2 is a front view thereof, with the back, left, and right views being identical thereto;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof; and,

FIG. 5 a bottom perspective view thereof. 

The ornamental design for a protective device, substantially as shown and described. 